Hi nikhil, I am using it in version 9

I am using version 9

and convert on which version

Hi Niraj Mamtora,

Payment aquirer 

• Odoo embeds several payment acquirers that allow your customers to pay on their Customer Portals or your eCommerce website. They can pay Sales Orders, invoices, or subscriptions with recurring payments with their favorite payment methods such as Credit Cards.
• In odoo14 payment module inside name payment.aquirer 
• In odoo16 Payment module inside name payment.providers

so check your addons

Thanks.